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1,3-Bis(3-cyanopropyl)tetramethyldisiloxane

Also known as: Bis(cyanopropyl)tetramethyldisiloxane, 1,3-Bis(cyanopropyl)tetramethyldisiloxane, 4,4'-(1,1,3,3-Tetramethyldisiloxane-1,3-diyl)dibutanenitrile, Butanenitrile, 4,4'-(1,1,3,3-tetramethyl-1,3-disiloxanediyl)bis-, 1,3-Bis(3-cyanopropyl)-1,1,3,3-tetramethyldisiloxane

1,3-Bis(3-cyanopropyl)tetramethyldisiloxane (CAS 18027-80-0) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H24N2OSi2 and a molecular weight of 268.503 g/mol. Key properties include a melting point of <0ºC, a boiling point of 326.6±27.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 151.3±23.7 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.

CAS No.
18027-80-0
Jingsj CID
J-41042-4
Molecular Formula
C12H24N2OSi2
Molecular Weight
268.503 g/mol
Category
Aliphatic Hydrocarbons
Last updated
11/3/2026

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Physicochemical Properties

Melting Point<0ºC
Boiling Point326.6±27.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point151.3±23.7 °C
Exact Mass268.142700
PSA56.81000
LogP3.93
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.439

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 1,3-Bis(3-cyanopropyl)tetramethyldisiloxane?

The CAS number of 1,3-Bis(3-cyanopropyl)tetramethyldisiloxane is 18027-80-0.

What are the molecular formula and molecular weight of 1,3-Bis(3-cyanopropyl)tetramethyldisiloxane?

1,3-Bis(3-cyanopropyl)tetramethyldisiloxane has molecular formula C12H24N2OSi2 and molecular weight 268.503 g/mol.

What are the upstream and downstream products of 1,3-Bis(3-cyanopropyl)tetramethyldisiloxane?

For 1,3-Bis(3-cyanopropyl)tetramethyldisiloxane, Upstream Products: 4-(Dichloromethylsilyl)butanenitrile, Methylmagnesium chloride; Downstream Products: 1,3-Bis(3-carboxypropyl)tetramethyldisiloxane.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "1,3-Bis(3-cyanopropyl)tetramethyldisiloxane (CAS 18027-80-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-41042-4 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.